40 Sex

HIP 52913; 40 Sex DoubleStar Sex Visible Level 3 Medium telescope (6-8") - Requires steady seeing

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Physical Properties

Magnitude 6.61

Spectral Type A2IV

Star Color Yellow-white (B-V 0.22)

Distance 296.5 ly

Position & Identifiers

RA 10h 49m 17.3s

Dec -04° 01' 27.0"

Constellation Sex

HR 4229

HIP 52913

Flamsteed 40 Sex

Double Cat 7936

Visibility

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Multiple Star System

Separation 2.5″

Companion Mag 7.8

Position Angle 17°

Star Colors A: Yellow-white B: Yellow-white

Discoverer STF1476

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 2.5″ · PA: 17° · N up, E left

Unresolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″

Size Comparison

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Stellar Lifecycle

Spectral Classification

Hertzsprung-Russell Diagram

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Blackbody Spectrum

Stellar Absorption Spectrum

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